diff --git a/src/main/kotlin/dev/usbharu/hideout/mastodon/interfaces/api/account/MastodonAccountApiController.kt b/src/main/kotlin/dev/usbharu/hideout/mastodon/interfaces/api/account/MastodonAccountApiController.kt
index d2066b68..cb7cbf70 100644
--- a/src/main/kotlin/dev/usbharu/hideout/mastodon/interfaces/api/account/MastodonAccountApiController.kt
+++ b/src/main/kotlin/dev/usbharu/hideout/mastodon/interfaces/api/account/MastodonAccountApiController.kt
@@ -2,6 +2,7 @@ package dev.usbharu.hideout.mastodon.interfaces.api.account
 
 import dev.usbharu.hideout.application.external.Transaction
 import dev.usbharu.hideout.controller.mastodon.generated.AccountApi
+import dev.usbharu.hideout.core.infrastructure.springframework.security.LoginUserContextHolder
 import dev.usbharu.hideout.core.service.user.UserCreateDto
 import dev.usbharu.hideout.domain.mastodon.model.generated.*
 import dev.usbharu.hideout.mastodon.service.account.AccountApiService
@@ -11,37 +12,32 @@ import kotlinx.coroutines.runBlocking
 import org.springframework.http.HttpHeaders
 import org.springframework.http.HttpStatus
 import org.springframework.http.ResponseEntity
-import org.springframework.security.core.context.SecurityContextHolder
-import org.springframework.security.oauth2.jwt.Jwt
 import org.springframework.stereotype.Controller
 import java.net.URI
 
 @Controller
 class MastodonAccountApiController(
     private val accountApiService: AccountApiService,
-    private val transaction: Transaction
+    private val transaction: Transaction,
+    private val loginUserContextHolder: LoginUserContextHolder
 ) : AccountApi {
 
     override suspend fun apiV1AccountsIdFollowPost(
         id: String,
         followRequestBody: FollowRequestBody?
     ): ResponseEntity<Relationship> {
-        val principal = SecurityContextHolder.getContext().getAuthentication().principal as Jwt
+        val userid = loginUserContextHolder.getLoginUserId()
 
-        return ResponseEntity.ok(accountApiService.follow(principal.getClaim<String>("uid").toLong(), id.toLong()))
+        return ResponseEntity.ok(accountApiService.follow(userid, id.toLong()))
     }
 
     override suspend fun apiV1AccountsIdGet(id: String): ResponseEntity<Account> =
         ResponseEntity.ok(accountApiService.account(id.toLong()))
 
-    override suspend fun apiV1AccountsVerifyCredentialsGet(): ResponseEntity<CredentialAccount> {
-        val principal = SecurityContextHolder.getContext().getAuthentication().principal as Jwt
-
-        return ResponseEntity(
-            accountApiService.verifyCredentials(principal.getClaim<String>("uid").toLong()),
-            HttpStatus.OK
-        )
-    }
+    override suspend fun apiV1AccountsVerifyCredentialsGet(): ResponseEntity<CredentialAccount> = ResponseEntity(
+        accountApiService.verifyCredentials(loginUserContextHolder.getLoginUserId()),
+        HttpStatus.OK
+    )
 
     override suspend fun apiV1AccountsPost(
         username: String,
@@ -71,9 +67,7 @@ class MastodonAccountApiController(
         pinned: Boolean,
         tagged: String?
     ): ResponseEntity<Flow<Status>> = runBlocking {
-        val principal = SecurityContextHolder.getContext().getAuthentication().principal as Jwt
-
-        val userid = principal.getClaim<String>("uid").toLong()
+        val userid = loginUserContextHolder.getLoginUserId()
         val statusFlow = accountApiService.accountsStatuses(
             userid = id.toLong(),
             maxId = maxId?.toLongOrNull(),
@@ -94,9 +88,7 @@ class MastodonAccountApiController(
         id: List<String>?,
         withSuspended: Boolean
     ): ResponseEntity<Flow<Relationship>> = runBlocking {
-        val principal = SecurityContextHolder.getContext().getAuthentication().principal as Jwt
-
-        val userid = principal.getClaim<String>("uid").toLong()
+        val userid = loginUserContextHolder.getLoginUserId()
 
         ResponseEntity.ok(
             accountApiService.relationships(userid, id.orEmpty().mapNotNull { it.toLongOrNull() }, withSuspended)
@@ -105,9 +97,7 @@ class MastodonAccountApiController(
     }
 
     override suspend fun apiV1AccountsIdBlockPost(id: String): ResponseEntity<Relationship> {
-        val principal = SecurityContextHolder.getContext().getAuthentication().principal as Jwt
-
-        val userid = principal.getClaim<String>("uid").toLong()
+        val userid = loginUserContextHolder.getLoginUserId()
 
         val block = accountApiService.block(userid, id.toLong())
 
@@ -115,9 +105,7 @@ class MastodonAccountApiController(
     }
 
     override suspend fun apiV1AccountsIdUnblockPost(id: String): ResponseEntity<Relationship> {
-        val principal = SecurityContextHolder.getContext().getAuthentication().principal as Jwt
-
-        val userid = principal.getClaim<String>("uid").toLong()
+        val userid = loginUserContextHolder.getLoginUserId()
 
         val unblock = accountApiService.unblock(userid, id.toLong())
 
@@ -125,9 +113,7 @@ class MastodonAccountApiController(
     }
 
     override suspend fun apiV1AccountsIdUnfollowPost(id: String): ResponseEntity<Relationship> {
-        val principal = SecurityContextHolder.getContext().getAuthentication().principal as Jwt
-
-        val userid = principal.getClaim<String>("uid").toLong()
+        val userid = loginUserContextHolder.getLoginUserId()
 
         val unfollow = accountApiService.unfollow(userid, id.toLong())
 
@@ -135,9 +121,7 @@ class MastodonAccountApiController(
     }
 
     override suspend fun apiV1AccountsIdRemoveFromFollowersPost(id: String): ResponseEntity<Relationship> {
-        val principal = SecurityContextHolder.getContext().getAuthentication().principal as Jwt
-
-        val userid = principal.getClaim<String>("uid").toLong()
+        val userid = loginUserContextHolder.getLoginUserId()
 
         val removeFromFollowers = accountApiService.removeFromFollowers(userid, id.toLong())
 
@@ -146,9 +130,7 @@ class MastodonAccountApiController(
 
     override suspend fun apiV1AccountsUpdateCredentialsPatch(updateCredentials: UpdateCredentials?):
             ResponseEntity<Account> {
-        val principal = SecurityContextHolder.getContext().getAuthentication().principal as Jwt
-
-        val userid = principal.getClaim<String>("uid").toLong()
+        val userid = loginUserContextHolder.getLoginUserId()
 
         val removeFromFollowers = accountApiService.updateProfile(userid, updateCredentials)
 
@@ -156,9 +138,7 @@ class MastodonAccountApiController(
     }
 
     override suspend fun apiV1FollowRequestsAccountIdAuthorizePost(accountId: String): ResponseEntity<Relationship> {
-        val principal = SecurityContextHolder.getContext().getAuthentication().principal as Jwt
-
-        val userid = principal.getClaim<String>("uid").toLong()
+        val userid = loginUserContextHolder.getLoginUserId()
 
         val acceptFollowRequest = accountApiService.acceptFollowRequest(userid, accountId.toLong())
 
@@ -166,9 +146,7 @@ class MastodonAccountApiController(
     }
 
     override suspend fun apiV1FollowRequestsAccountIdRejectPost(accountId: String): ResponseEntity<Relationship> {
-        val principal = SecurityContextHolder.getContext().getAuthentication().principal as Jwt
-
-        val userid = principal.getClaim<String>("uid").toLong()
+        val userid = loginUserContextHolder.getLoginUserId()
 
         val rejectFollowRequest = accountApiService.rejectFollowRequest(userid, accountId.toLong())
 
@@ -177,9 +155,7 @@ class MastodonAccountApiController(
 
     override fun apiV1FollowRequestsGet(maxId: String?, sinceId: String?, limit: Int?): ResponseEntity<Flow<Account>> =
         runBlocking {
-            val principal = SecurityContextHolder.getContext().getAuthentication().principal as Jwt
-
-            val userid = principal.getClaim<String>("uid").toLong()
+            val userid = loginUserContextHolder.getLoginUserId()
 
             val accountFlow =
                 accountApiService.followRequests(userid, maxId?.toLong(), sinceId?.toLong(), limit ?: 20, false)
@@ -188,9 +164,7 @@ class MastodonAccountApiController(
         }
 
     override suspend fun apiV1AccountsIdMutePost(id: String): ResponseEntity<Relationship> {
-        val principal = SecurityContextHolder.getContext().getAuthentication().principal as Jwt
-
-        val userid = principal.getClaim<String>("uid").toLong()
+        val userid = loginUserContextHolder.getLoginUserId()
 
         val mute = accountApiService.mute(userid, id.toLong())
 
@@ -198,9 +172,7 @@ class MastodonAccountApiController(
     }
 
     override suspend fun apiV1AccountsIdUnmutePost(id: String): ResponseEntity<Relationship> {
-        val principal = SecurityContextHolder.getContext().getAuthentication().principal as Jwt
-
-        val userid = principal.getClaim<String>("uid").toLong()
+        val userid = loginUserContextHolder.getLoginUserId()
 
         val unmute = accountApiService.unmute(userid, id.toLong())
 
@@ -209,9 +181,7 @@ class MastodonAccountApiController(
 
     override fun apiV1MutesGet(maxId: String?, sinceId: String?, limit: Int?): ResponseEntity<Flow<Account>> =
         runBlocking {
-            val principal = SecurityContextHolder.getContext().getAuthentication().principal as Jwt
-
-            val userid = principal.getClaim<String>("uid").toLong()
+            val userid = loginUserContextHolder.getLoginUserId()
 
             val unmute =
                 accountApiService.mutesAccount(userid, maxId?.toLong(), sinceId?.toLong(), limit ?: 20).asFlow()